{
 "ocl_version": "0.1.0",
 "name": "Schriggweg",
 "slug": "schriggweg",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 39.67800085106887,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1236.0,
   "end_distance_m": 1238.0,
   "start_elevation_m": 772.0318561059707,
   "end_elevation_m": 772.8254161229921,
   "min_gradient_pct": -1.0058584959665495
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 37.210513409350675,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1235.0,
   "end_distance_m": 1238.0,
   "start_elevation_m": 771.7091007207116,
   "end_elevation_m": 772.8254161229921,
   "min_gradient_pct": -0.8167196261107771
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 36.12818709386829,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1236.0,
   "end_distance_m": 1241.0,
   "start_elevation_m": 772.0318561059707,
   "end_elevation_m": 773.8382654606642,
   "min_gradient_pct": -0.5061170902263257
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 34.91285492460065,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1234.0,
   "end_distance_m": 1244.0,
   "start_elevation_m": 771.4043481039207,
   "end_elevation_m": 774.8956335963808,
   "min_gradient_pct": 0.6994511528546354
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 33.42321344073923,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1235.0,
   "end_distance_m": 1255.0,
   "start_elevation_m": 771.7091007207116,
   "end_elevation_m": 778.3937434088595,
   "min_gradient_pct": 1.4832652470607854
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 33.09451193657151,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1230.0,
   "end_distance_m": 1255.0,
   "start_elevation_m": 770.1201154247166,
   "end_elevation_m": 778.3937434088595,
   "min_gradient_pct": 1.6032646612120516
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 31.66242228288411,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1221.0,
   "end_distance_m": 1271.0,
   "start_elevation_m": 767.3568752595763,
   "end_elevation_m": 783.1880864010184,
   "min_gradient_pct": 4.204522658492806
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 29.81831204823311,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1171.0,
   "end_distance_m": 1271.0,
   "start_elevation_m": 753.3697743527853,
   "end_elevation_m": 783.1880864010184,
   "min_gradient_pct": 7.769208585160868
  }
 ],
 "shape": {
  "ascent_concentration": 0.381,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 594.0,
  "shape_class": "sustained"
 },
 "length_m": 1505.8716539167092,
 "start_elevation_m": 575.0469820927708,
 "end_elevation_m": 837.1616401713899,
 "endpoint_gain_m": 262.1146580786191,
 "overall_gradient_pct": 17.406175180791127,
 "accumulated_ascent_m": 262.2046000760754,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 36.12818709386829,
   "start_distance_m": 1236.0,
   "end_distance_m": 1241.0,
   "midpoint_distance_m": 1238.5,
   "start_elevation_m": 772.0318561059707,
   "end_elevation_m": 773.8382654606642,
   "start_xy": [
    2605540.728363448,
    1247123.929867817
   ],
   "end_xy": [
    2605545.4314890583,
    1247122.2326319786
   ]
  },
  "max_10m": {
   "gradient_pct": 34.91285492460065,
   "start_distance_m": 1234.0,
   "end_distance_m": 1244.0,
   "midpoint_distance_m": 1239.0,
   "start_elevation_m": 771.4043481039207,
   "end_elevation_m": 774.8956335963808,
   "start_xy": [
    2605538.8471132037,
    1247124.6087621523
   ],
   "end_xy": [
    2605548.2664597537,
    1247121.2517269333
   ]
  },
  "max_20m": {
   "gradient_pct": 33.42321344073923,
   "start_distance_m": 1235.0,
   "end_distance_m": 1255.0,
   "midpoint_distance_m": 1245.0,
   "start_elevation_m": 771.7091007207116,
   "end_elevation_m": 778.3937434088595,
   "start_xy": [
    2605539.7877383255,
    1247124.2693149846
   ],
   "end_xy": [
    2605558.6847487087,
    1247117.7219599083
   ]
  },
  "max_25m": {
   "gradient_pct": 33.09451193657151,
   "start_distance_m": 1230.0,
   "end_distance_m": 1255.0,
   "midpoint_distance_m": 1242.5,
   "start_elevation_m": 770.1201154247166,
   "end_elevation_m": 778.3937434088595,
   "start_xy": [
    2605535.00587806,
    1247125.7074868479
   ],
   "end_xy": [
    2605558.6847487087,
    1247117.7219599083
   ]
  },
  "max_50m": {
   "gradient_pct": 31.66242228288411,
   "start_distance_m": 1221.0,
   "end_distance_m": 1271.0,
   "midpoint_distance_m": 1246.0,
   "start_elevation_m": 767.3568752595763,
   "end_elevation_m": 783.1880864010184,
   "start_xy": [
    2605526.232658212,
    1247127.6696626341
   ],
   "end_xy": [
    2605573.817259617,
    1247112.525270292
   ]
  },
  "max_100m": {
   "gradient_pct": 29.81831204823311,
   "start_distance_m": 1171.0,
   "end_distance_m": 1271.0,
   "midpoint_distance_m": 1221.0,
   "start_elevation_m": 753.3697743527853,
   "end_elevation_m": 783.1880864010184,
   "start_xy": [
    2605476.4569989624,
    1247132.311690194
   ],
   "end_xy": [
    2605573.817259617,
    1247112.525270292
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -0.5061170902263257,
   "start_distance_m": 113.0,
   "end_distance_m": 118.0,
   "midpoint_distance_m": 115.5,
   "start_elevation_m": 584.6292428559873,
   "end_elevation_m": 584.603937001476,
   "start_xy": [
    2604957.2307432513,
    1247724.4772585027
   ],
   "end_xy": [
    2604960.9928477844,
    1247727.6214982672
   ]
  },
  "min_10m": {
   "gradient_pct": 0.6994511528546354,
   "start_distance_m": 108.0,
   "end_distance_m": 118.0,
   "midpoint_distance_m": 113.0,
   "start_elevation_m": 584.5339918861905,
   "end_elevation_m": 584.603937001476,
   "start_xy": [
    2604952.886198505,
    1247722.098841741
   ],
   "end_xy": [
    2604960.9928477844,
    1247727.6214982672
   ]
  },
  "min_20m": {
   "gradient_pct": 1.4832652470607854,
   "start_distance_m": 98.0,
   "end_distance_m": 118.0,
   "midpoint_distance_m": 108.0,
   "start_elevation_m": 584.3072839520638,
   "end_elevation_m": 584.603937001476,
   "start_xy": [
    2604943.7356584757,
    1247718.0655322867
   ],
   "end_xy": [
    2604960.9928477844,
    1247727.6214982672
   ]
  },
  "min_25m": {
   "gradient_pct": 1.6032646612120516,
   "start_distance_m": 93.0,
   "end_distance_m": 118.0,
   "midpoint_distance_m": 105.5,
   "start_elevation_m": 584.203120836173,
   "end_elevation_m": 584.603937001476,
   "start_xy": [
    2604939.1672406914,
    1247716.0334006594
   ],
   "end_xy": [
    2604960.9928477844,
    1247727.6214982672
   ]
  },
  "min_50m": {
   "gradient_pct": 4.204522658492806,
   "start_distance_m": 73.0,
   "end_distance_m": 123.0,
   "midpoint_distance_m": 98.0,
   "start_elevation_m": 582.9515733231374,
   "end_elevation_m": 585.0538346523838,
   "start_xy": [
    2604920.893569555,
    1247707.904874151
   ],
   "end_xy": [
    2604965.169891126,
    1247724.8861204516
   ]
  },
  "min_100m": {
   "gradient_pct": 7.769208585160868,
   "start_distance_m": 63.0,
   "end_distance_m": 163.0,
   "midpoint_distance_m": 113.0,
   "start_elevation_m": 581.787954258852,
   "end_elevation_m": 589.5571628440129,
   "start_xy": [
    2604911.756733987,
    1247703.8406108967
   ],
   "end_xy": [
    2604985.4895458263,
    1247692.6006204847
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 39.67800085106887,
   "start_distance_m": 1236.0,
   "end_distance_m": 1238.0,
   "midpoint_distance_m": 1237.0,
   "start_elevation_m": 772.0318561059707,
   "end_elevation_m": 772.8254161229921,
   "start_xy": [
    2605540.728363448,
    1247123.929867817
   ],
   "end_xy": [
    2605542.609613692,
    1247123.2509734817
   ]
  },
  "max_3m": {
   "gradient_pct": 37.210513409350675,
   "start_distance_m": 1235.0,
   "end_distance_m": 1238.0,
   "midpoint_distance_m": 1236.5,
   "start_elevation_m": 771.7091007207116,
   "end_elevation_m": 772.8254161229921,
   "start_xy": [
    2605539.7877383255,
    1247124.2693149846
   ],
   "end_xy": [
    2605542.609613692,
    1247123.2509734817
   ]
  }
 },
 "diagnostic_note": "Windows <=3 m are at raster-noise scale (1-sigma raster noise alone is roughly +/-7 pp at 2 m and +/-5 pp at 3 m on a 1 m DTM). Diagnostic use only: never a headline or ranking value.",
 "quality_summary": {
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "sample_interval_m": 1.0,
  "interpolation": "bilinear",
  "smoothing": "none",
  "gradient_windows_m": [
   5.0,
   10.0,
   20.0,
   25.0,
   50.0,
   100.0
  ],
  "diagnostic_windows_m": [
   2.0,
   3.0
  ],
  "elevation_crs": "EPSG:2056",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/ch/swissalti3d_2025_2604-1247_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2605-1246_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2025_2605-1247_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-10T20:08:37+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ch-run6-260910",
  "elevation_provider": "swisstopo swissALTI3D",
  "elevation_licence": "swisstopo open government data (OGD): free use, attribution '\u00a9 swisstopo' \u2014 https://www.swisstopo.admin.ch/en/terms-and-conditions",
  "elevation_dataset": "swissALTI3D 0.5 m DTM (Federal Office of Topography swisstopo)",
  "elevation_tile_ids": [
   "2604-1247",
   "2605-1246",
   "2605-1247"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Grindel",
  "county": "Solothurn",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}